The TRUX Freightliner Columbia 70 Inch Cab, Sleeper and 26 Inch Extender Kits with Rear Mount Exhaust (TX-TF-1014) are designed for practicality and functionality. The 18 slotted light kit features 18 G4 LEDs with clear lenses, providing optimal visibility and safety. This product is perfect for those looking to upgrade their Freightliner Columbia with a sleek and modern lighting solution. The rear mount exhaust design adds to the overall aesthetic and functionality of the kit, making it a practical and stylish choice for truck owners.